package com.itcast;

import bean.Student;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.*;
@WebServlet("/addStudent")
public class StudentAddDemo extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        String username = req.getParameter("username");
        String age = req.getParameter("age");
        String score = req.getParameter("score");
        Student s = new Student(username,Integer.parseInt(age),Integer.parseInt(score));
        BufferedWriter bw = new BufferedWriter(new FileWriter("D:\\stu.txt",true));
        bw.write(s.toString());
        bw.newLine();
        bw.close();

        resp.setContentType("text/html;charset=UTF-8");
        resp.getWriter().write("添加成功.2秒后自动跳转到首页~~");
        resp.setHeader("Refresh","2;URL=/stu/index.jsp");
    }
//定时刷新功能响应给浏览器
    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doGet(req, resp);
    }
}
